Many college graduates are willing to start online shops to get over the period ________ they have difficulty finding a satisfactory job.

下列词语中加点的字的读音完全正确的一组是（　　）

The boy was too busy _______ his father last term.

I can’t see the blackboard very well.—Perhaps you need____. [ ]

It is raining heavily. We have to __________ our sports meeting.